BMJ : British medical journal
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To examine the consequences of cervical conisation in terms of adverse outcome in subsequent pregnancies. ⋯ Cervical conisation influences outcome in subsequent pregnancies in terms of an increased risk of preterm delivery, especially in the early gestational age groups in which the clinical significance is highest. A careful clinical approach should be taken in the selection of women for cervical conisation and in the clinical care of pregnancies after a cervical conisation.